component
SMAZ20-MS
Public Made by Adomby adom
MSKSEMI Zener Diodes, SMA. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
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SMAZ20-MS
MSKSEMI · Zener Diodes · SMA
SMAZ20-MS from MSKSEMI, in a SMA. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | K | passive | Cathode: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint. |
| 2 | A | passive | Anode. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | MSKSEMI |
| Package | SMA |
| Category | Diodes |
| Pins | 2 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Zener Voltage | VZ | 19 | 20 | 21 | V | @ IZT = 25 mA | 3 |
| Zener Test Current | IZT | 25 | mA | 3 | |||
| Maximum Zener Impedance | ZZT | 15 | Ω | @ IZT = 25 mA | 3 | ||
| Maximum Zener Impedance (knee) | ZZk | 180 | Ω | @ IZK = 1.0 mA | 3 | ||
| Maximum Reverse Leakage Current | IR | 0.5 | μA | @ VR = 15.2 V | 3 | ||
| Maximum DC Zener Current | IZM | 50 | mA | P.C.B. mounted on 1.0" x 0.85" x 0.062" copper area pads | 3 | ||
| Zener Voltage Tolerance | VZ tol | -5 | 5 | % | Standard VZ tolerance | 2 | |
| DC Power Dissipation | PD | 1 | W | Ta = 50 °C (Note 1) | 2 | ||
| Maximum Forward Voltage | VF | 1.2 | V | IF = 200 mA | 2 | ||
| Thermal Resistance Junction to Ambient | RθJA | 125 | °C | Note 1 | 2 | ||
| Junction and Storage Temperature Range | TSTG | -65 | 150 | °C | 2 |
CAD (KiCad official)
- Symbol:
SMAZ20-MS - Footprint:
Diode_SMD:D_SMA - 3D model: SMA (KiCad packages3D, STEP)
- 3D model files:
smaz20-ms-etched.step/smaz20-ms-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);smaz20-ms.step/smaz20-ms.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: MSKSEMI datasheet (5 pp, sha256
75b1764359d5e887, retrieved 2026-10-22, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins, primarycathode-band convention(convention), consensusoff(agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish. - CAD: KiCad official libraries (CC-BY-SA 4.0).
# SMAZ20-MS
**MSKSEMI** · Zener Diodes · SMA
SMAZ20-MS from MSKSEMI, in a SMA. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
## Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | K | passive | Cathode: the banded/marked end per the datasheet; pad 1 of the KiCad diode footprint. |
| 2 | A | passive | Anode. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | MSKSEMI |
| Package | SMA |
| Category | Diodes |
| Pins | 2 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Zener Voltage | VZ | 19 | 20 | 21 | V | @ IZT = 25 mA | 3 |
| Zener Test Current | IZT | | 25 | | mA | | 3 |
| Maximum Zener Impedance | ZZT | | | 15 | Ω | @ IZT = 25 mA | 3 |
| Maximum Zener Impedance (knee) | ZZk | | | 180 | Ω | @ IZK = 1.0 mA | 3 |
| Maximum Reverse Leakage Current | IR | | | 0.5 | μA | @ VR = 15.2 V | 3 |
| Maximum DC Zener Current | IZM | | | 50 | mA | P.C.B. mounted on 1.0" x 0.85" x 0.062" copper area pads | 3 |
| Zener Voltage Tolerance | VZ tol | -5 | | 5 | % | Standard VZ tolerance | 2 |
| DC Power Dissipation | PD | | | 1 | W | Ta = 50 °C (Note 1) | 2 |
| Maximum Forward Voltage | VF | | | 1.2 | V | IF = 200 mA | 2 |
| Thermal Resistance Junction to Ambient | RθJA | | | 125 | °C | Note 1 | 2 |
| Junction and Storage Temperature Range | TSTG | -65 | | 150 | °C | | 2 |
## CAD (KiCad official)
- Symbol: `SMAZ20-MS`
- Footprint: `Diode_SMD:D_SMA`
- 3D model: SMA (KiCad packages3D, STEP)
- 3D model files: `smaz20-ms-etched.step` / `smaz20-ms-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `smaz20-ms.step` / `smaz20-ms.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [MSKSEMI datasheet](docs/smaz20-ms-datasheet.pdf) (5 pp, sha256 `75b1764359d5e887`, retrieved 2026-10-22, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `cathode-band convention` (convention), consensus `off` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).
[Datasheet PDF](docs/smaz20-ms-datasheet.pdf)